21 lines
399 B
MySQL
21 lines
399 B
MySQL
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DROP INDEX idx_messages_owner_channel;
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DROP INDEX idx_messages_owner_channel_nc;
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DROP INDEX idx_messages_idempotency;
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CREATE UNIQUE INDEX "idx_messages_idempotency" ON messages (sender_user_id, usr_message_id COLLATE BINARY);
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DROP INDEX idx_messages_usedkey;
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CREATE INDEX "idx_messages_usedkey" ON messages (sender_user_id, used_key_id);
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ALTER TABLE messages DROP COLUMN owner_user_id;
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